Back-to-school already in swing at stores

Jeremy Hobson: Well here in this country this week, we'll find out how some of the big retailers did last quarter. Companies like Macy's, Kohl's, Nordstrom and JCPenney. But those earnings reports will only tell part of the story.

Krissy Clark is the senior correspondent for Marketplace’s Wealth & Poverty Desk, where she helps make sense of some of the most fundamental shifts happening in the U.S. economy, including the growth of the low-wage service sector and the shrinking of middle-wage, middle-class...